CipherCard: Enhancing Security on Common Touchscreen Devices using Two-factor AuthenticationTeddy Seyed,Xingdong Yang,Anthony Tang,Saul Greenberg,Jiawei Gu,Bin Zhu,Xiang Caomag(2014)引用 23|浏览19暂无评分关键词video,technical reportAI 理解论文溯源树样例生成溯源树,研究论文发展脉络Chat Paper正在生成论文摘要